Furuno CSH-53 manual Erasable Marks and Data, Continued on next page, Mark/Data, Description

Mark/Data	Description
Own Ship’s Mark	Shows own ship’s present position. The direction of the arrow shows
	ship’s heading. This mark moves with ship’s movement in the * true
	motion mode. On all other modes it is fixed at the screen center.
* North Mark	When the CSH-53 is connected to a gyrocompass the mark is called
(or Heading Mark)	the north mark and points North. If there is no gyrocompass input
	the heading mark points the direction of own ship’s heading.
Heading Data	This data requires gyrocompass input. Bearing is displayed in
	32-azimuth (N, N/E, etc.). Bearing can also be displayed in figures
	(for example, "360") by calling up the SYSTEM menu and selecting
	BRG READOUT-Course.
Trackball Mark	Sets own ship’s mark location for off-center display; sets location for
	mark input. The trackball (or arrow keys on the remote control box)
	controls this mark.

Erasable Marks and Data

Mark/Data		Description
Latest Event		These marks depict important locations. With speed log and gyro-
Mark		compass connection these marks follow ship’s movement. In the *true
		motion mode they are stationary. Ten marks, one latest and nine event
Event Mark		marks, can be displayed. When more than ten marks are entered the
		oldest is erased to make room for the latest.
1	1
Latest Event Mark		The position data of the latest event mark, that is, horizontal range
Data		(→), current depth (↓) and bearing. (	) shows the latest event
		mark’s original depth, and remains unchanged regardless of ship’s
→		movement or tilt angle. When the event mark is erased the above data
		disappears from the screen.
↓
	)	To erase an event mark, place the trackball mark on the event mark
(		and press the EVENT key.
B	°

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